DE3773687D1 - Optischer wellenlaengenmultiplexer/-demultiplexer. - Google Patents
Optischer wellenlaengenmultiplexer/-demultiplexer.Info
- Publication number
- DE3773687D1 DE3773687D1 DE8787101177T DE3773687T DE3773687D1 DE 3773687 D1 DE3773687 D1 DE 3773687D1 DE 8787101177 T DE8787101177 T DE 8787101177T DE 3773687 T DE3773687 T DE 3773687T DE 3773687 D1 DE3773687 D1 DE 3773687D1
- Authority
- DE
- Germany
- Prior art keywords
- demultiplexer
- optical wavelength
- wavelength multiplexer
- multiplexer
- optical
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29307—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide components assembled in or forming a solid transparent unitary block, e.g. for facilitating component alignment
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/1086—Beam splitting or combining systems operating by diffraction only
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/12—Beam splitting or combining systems operating by refraction only
- G02B27/126—The splitting element being a prism or prismatic array, including systems based on total internal reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29304—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating
- G02B6/29305—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/2931—Diffractive element operating in reflection
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29371—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating principle based on material dispersion
- G02B6/29373—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating principle based on material dispersion utilising a bulk dispersive element, e.g. prism
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1863386A JPS62201407A (ja) | 1986-01-30 | 1986-01-30 | 光波長合分波器 |
JP1862786A JPS62201406A (ja) | 1986-01-30 | 1986-01-30 | 光波長合分波器 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3773687D1 true DE3773687D1 (de) | 1991-11-21 |
Family
ID=26355331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787101177T Expired - Fee Related DE3773687D1 (de) | 1986-01-30 | 1987-01-28 | Optischer wellenlaengenmultiplexer/-demultiplexer. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4747655A (de) |
EP (1) | EP0231874B1 (de) |
CA (1) | CA1280921C (de) |
DE (1) | DE3773687D1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112698511A (zh) * | 2019-10-07 | 2021-04-23 | 松下知识产权经营株式会社 | 光合波器以及使用其的图像投影装置 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4839884A (en) * | 1988-03-04 | 1989-06-13 | General Electric Company | Multiple wavelength optical source and multiplexed light communication system |
US5042906A (en) * | 1990-07-05 | 1991-08-27 | Hughes Aircraft Company | Dispersion equalized optical fiber link |
GB9027659D0 (en) * | 1990-12-20 | 1991-02-13 | Secr Defence | Optical device |
FI90289C (fi) * | 1992-04-08 | 1994-01-10 | Valtion Teknillinen | Optinen komponentti |
US6289155B1 (en) * | 1997-12-13 | 2001-09-11 | Lightchip, Inc. | Wavelength division multiplexing/demultiplexing devices using dual high index of refraction crystalline lenses |
WO1999046629A1 (fr) * | 1998-03-11 | 1999-09-16 | Nippon Sheet Glass Co., Ltd. | Demultiplexeur optique |
US6264346B1 (en) * | 1999-09-24 | 2001-07-24 | Philips Electronics North America Corp. | Apparatus for mixing light from different color LEDs |
US6763163B1 (en) | 2000-07-26 | 2004-07-13 | Lucent Technologies Inc. | Method and apparatus for spatial-shift wavelength multiplexing in communication systems |
US6523920B2 (en) * | 2001-02-01 | 2003-02-25 | Hewlett-Packard Company | Combination ink jet pen and optical scanner head and methods of improving print quality |
KR100445905B1 (ko) * | 2001-12-13 | 2004-08-25 | 한국전자통신연구원 | 다중파장 광 전송 시스템에서 광 신호 성능 측정 장치 및그 방법 |
US20070086762A1 (en) * | 2005-10-13 | 2007-04-19 | 3M Innovative Properties Company | Front end for 3D imaging camera |
ITUB20154022A1 (it) * | 2015-09-30 | 2017-03-30 | St Microelectronics Srl | Sistema per accoppiare luce a dispositivi integrati e procedimento corrispondente |
US20180017735A1 (en) * | 2016-07-13 | 2018-01-18 | Futurewei Technologies, Inc. | Wavelength Division Multiplexer/Demultiplexer with Flexibility of Optical Adjustment |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2952071A1 (de) * | 1979-12-22 | 1981-09-24 | Ibm Deutschland Gmbh, 7000 Stuttgart | Anordnung zur spektralen zerlegung von licht |
JPS57167005A (en) * | 1981-04-07 | 1982-10-14 | Fujitsu Ltd | Polarization separator |
JPS5814112A (ja) * | 1981-07-17 | 1983-01-26 | Fujitsu Ltd | 光分波器 |
NL8104124A (nl) * | 1981-09-07 | 1983-04-05 | Philips Nv | Inrichting voor het scheiden van uit een optische vezel tredende stralingsbundels. |
JPS6033529A (ja) * | 1983-08-05 | 1985-02-20 | Matsushita Electric Ind Co Ltd | 光受動部品 |
JPS60107004A (ja) * | 1983-11-15 | 1985-06-12 | Nippon Telegr & Teleph Corp <Ntt> | 光分波器 |
FR2579044B1 (fr) * | 1985-03-13 | 1988-02-26 | Commissariat Energie Atomique | Dispositif de multiplexage de plusieurs signaux lumineux en optique integree |
-
1987
- 1987-01-26 CA CA000528106A patent/CA1280921C/en not_active Expired - Lifetime
- 1987-01-28 EP EP87101177A patent/EP0231874B1/de not_active Expired
- 1987-01-28 DE DE8787101177T patent/DE3773687D1/de not_active Expired - Fee Related
- 1987-01-29 US US07/008,346 patent/US4747655A/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112698511A (zh) * | 2019-10-07 | 2021-04-23 | 松下知识产权经营株式会社 | 光合波器以及使用其的图像投影装置 |
CN112698511B (zh) * | 2019-10-07 | 2023-11-10 | 松下知识产权经营株式会社 | 光合波器以及使用其的图像投影装置 |
Also Published As
Publication number | Publication date |
---|---|
EP0231874A2 (de) | 1987-08-12 |
US4747655A (en) | 1988-05-31 |
CA1280921C (en) | 1991-03-05 |
EP0231874B1 (de) | 1991-10-16 |
EP0231874A3 (en) | 1988-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |